and peculiar instruments resembling gongs came into wide use in Hindu music. The gong-like instrument was a bronze disk that was struck with a hammer instead of a mallet. Tubular drums, stick zithers (veena), short fiddles, double and triple flutes, coiled trumpets, and curved India horns emerged in this time period. Islamic influences brought new types of drum, perfectly circular or octagonal as opposed to the irregular pre-Islamic drums. Persian influence brought oboes and sitars, although Persian sitars had three strings and Indian version had from four to seven. The Islamic culture also introduced double-clarinet instruments as the Alboka (from Arab, al-buq or "horn") nowadays only alive in Basque Country. It must be played using the technique of the circular breathing. Southeast Asian musical innovations include those during a period of Indian influence that ended around 920 AD. Balinese and Javanese music made use of xylophones and metallophones, bronze versions of the former. The most prominent and important musical instrument of Southeast Asia was the gong. While the gong likely originated in the geographical area between Tibet and Burma, it was part of every category of human activity in maritime Southeast Asia including Java. The areas of Mesopotamia and the Arabian Peninsula experiences rapid growth and sharing of musical instruments once they were united by Islamic culture in the seventh century. Frame drums and cylindrical drums of various depths were immensely important in all genres of music. Conical oboes were involved in the music that accompanied wedding and circumcision ceremonies. Persian miniatures provide information on the development of kettle drums in Mesopotamia that spread as far as Java. Various lutes, zithers, dulcimers, and harps spread as far as Madagascar to the south and modern-day Sulawesi to the east. Despite the influences of Greece and Rome, most musical instruments in Europe during the Middles Ages came from Asia. The lyre is the only musical instrument that may have been invented in Europe until this period. Stringed instruments were prominent in Middle Age Europe. The central and northern regions used mainly lutes, stringed instruments with necks, while the southern region used lyres, which featured a two-armed body and a crossbar. Various harps served Central and Northern Europe as far north as Ireland, where the harp eventually became a national symbol. Lyres propagated through the same areas, as far east as Estonia. European music between 800 and 1100 became more sophisticated, more frequently